[sdiy] LED Drops

[mike ruberto]

Good info Monty! I'm gonna have to find time to read up a little on
LEDs. Maybe I can edumacate myself a little better on that humorous
LED website.

Thanks

Mike

On Dec 9, 2007 6:42 PM, mcb, inc. <mcbinc at panix.com> wrote:
> On Sun, 9 Dec 2007, mike ruberto wrote:
>
> > but all I have is a green LED. It seems the green have a higher
> > voltage drop than the red. So it looks like I'll have to play around
> > with resistors or a combo of regular diodes.
>
> Higher frequency means higher energy which requires a larger
> bandgap which increases the voltage drop.  That the rule of
> physics with some variations due to technology differences
> (blue, violet, uv stuff can have some elaborate structures).
>
> --
> Monty Brandenberg
>